Question Answered step-by-step Benzodiazepines have some efficacy for other anxiety disorders, so… Benzodiazepines have some efficacy for other anxiety disorders, so why are they unhelpful, or even detrimental, in PTSD? What are long term effects of benzodiazepines in the short-term memory? Health Science Science Nursing NURSING 552 Share QuestionEmailCopy link Comments (0)